Comparación in vitro de la microdureza superficial de 2 resinas compuestas tipo Bulk Fill sometidas a bebidas energizantes
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Advisors
Hermoza Novoa, Mónica MercedesIssue Date
2018-01-03
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1. Hoces S, Elena JM. Comparación in vitro de la microdureza superficial de 2 resinas compuestas tipo Bulk Fill sometidas a bebidas energizantes [Internet]. [Lima, Perú]: Universidad Peruana de Ciencias Aplicadas (UPC); 2018. Available from: http://hdl.handle.net/10757/622951Abstract
Objetivo: Comparar la microdureza superficial de dos resinas Bulk fill sumergidas en bebidas energizantes. Materiales y Métodos: Se utilizó un total de 60 bloques de resina divididos en 4 grupos según cada marca de resina (Tetric® N- Ceram Bulk Fill (TNC) y Aura Bulk Fill (SDI)) sumergidos en cada bebida energizante Red bull® y Volt®: G1: TNC + Red Bull®, G2: TNC + Volt®, G3: Aura + Red Bull®, G4: Aura + Volt®. Se evaluó la microdureza superficial antes y después de ser sometidos a la acción de las bebidas energizantes mediante el desafío erosivo realizado en 40 ml de cada bebida energizante (10 minutos / 1 vez día/ 5 días). Los datos fueron analizados con la prueba t de student. Resultados: Se obtuvieron los valores de microdureza inicial y final: G1 74.46 kg/mm2 +- 5.98/ 60.33 kg/mm2 +- 6.95, G2 74.8 kg/mm2 +- 6.15/ 60.4 kg/mm2 +- 7.05, G3 57 kg/mm2 +- 8.41/ 42 kg/mm2 +- 8.82, G4 53.13 kg/mm2 +- 6.66/ 41.73 kg/mm2 +- 8.14. Al comparar el efecto erosivo de ambas bebidas energizantes, estas no presentaron diferencias significativas para la resina Tetric N- Ceram Bulk Fill (p = 0.59). Sin embargo, si presentaron diferencias significativas la resina Aura Bulk Fill sumergida en Volt (p = 0.022), mostrando que esta bebida presentó mayor efecto erosivo que la bebida Red Bull. Conclusiones: Al comparar la microdureza superficial de ambas resinas antes y después del desafío erosivo in vitro de las bebidas energizantes, la resina Tetric N- Ceram Bulk Fill presentó una menor disminución de microdureza superficial en comparación con la resina Aura Bulk Fill.Objective: The purpose of this study, in vitro, was to compare the surface microhardness of two Bulk Fill resins immersed in energizing beverages. Materials and Methods: A total of 60 resin blocks divided into two groups (n = 30) were used according to each brand of Tetric® N-Ceram Bulk Fill (TNC) and Aura Bulk Fill (Aura) resin, which in turn were divided into Two subgroups (15 resin samples per Red Bull® and Volt®: G1: TNC + Red Bull®, G2: TNC + Volt®, G3: Aura + Red Bull®, G4: Aura + Volt® energizing drink. The microhardness before and after being inmersed to the action of the energizing drinks by the erosive challenge performed in 40 ml of each energizing drink / 15 test bodies of each group (10 minutes + 1 time day / 5 days). Data was analyzed with Student's t-test. Results: The initial and final microhardness values were obtained: G1 74.46 kg / mm2 + - 5.98 / 60.33 kg / mm2 + - 6.95, G2 74.8 kg / mm2 + - 6.15 / 60.4 kg / mm2 + - 7.05, G3 57 kg / Mm2 + - 8.41 / 42 kg / mm2 + - 8.82, G4 53.13 kg / mm2 + - 6.66 / 41.73 kg / mm2 + - 8.14. When comparing the erosive effect of both energizing drinks, these did not present significant differences for the Tetric N-Ceram Bulk Fill resin (p = 0.59). However, the Aura Bulk Fill inmersed in Volt had significant differences (p = 0.022), showing that this beverage presented greater erosive effect than the Red Bull beverage. Conclusion: When comparing the surface microhardness of both resins before and after the in vitro erosive challenge of the energizing drinks, the Tetric N-Ceram Bulk Fill resin presented a smaller reduction of superficial microhardness in comparison to the resin Aura Bulk Fill.
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